Organic Building Blocks

Alfa Aesar™ 5-(Boc-amino)valeric acid, 95%

Chemical Name or Material: 5-(Boc-amino)valeric acid CAS: 27219-07-4 Linear Formula: (CH3)3COC(=O)NH(CH2)4CO2H Formula Weight: 217.27 MDL Number: MFCD00076903 Beilstein: 2048862 Synonym: Boc-5-Ava-OH; 5-(Boc-amino)pentanoic acid

Alfa Aesar™ 4'-Chloro-2',6'-difluoroacetophenone, 97%

Chemical Name or Material: 4'-Chloro-2',6'-difluoroacetophenone CAS: 1017777-45-5 Molecular Formula: C8H5ClF2O Formula Weight: 190.58 MDL Number: MFCD09832259

Alfa Aesar™ 4-Methoxy-2-methylbenzeneboronic acid, 98%

Chemical Name or Material: 4-Methoxy-2-methylbenzeneboronic acid CAS: 208399-66-0 Molecular Formula: C8H11BO3 Formula Weight: 165.99 MDL Number: MFCD02684315 Beilstein: 8111222 Synonym: 4-Methoxy-2-methylphenylboronic acid

3-Bromo-4-fluorobenzoic acid, 98%, ACROS Organics™

Chemical Name or Material: 3-Bromo-4-fluorobenzoic acid CAS: 1007-16-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C7H4BrFO2 Linear Formula: BrC6H3(F)COOH Formula Weight: 219 MDL Number: MFCD00042463

Alfa Aesar™ Methyl 4-acetylbenzoate, 99%

Chemical Name or Material: Methyl 4-acetylbenzoate CAS: 3609-53-8 Molecular Formula: C10H10O3 Formula Weight: 178.19 MDL Number: MFCD00216474 Synonym: 4-Acetylbenzoic acid methyl ester

(S)-(+)-Glycidyl nosylate, 98%, ACROS Organics™

Chemical Name or Material: (S)-(+)-Glycidyl nosylate Assay: ≥97.5% (GC) Assay Percent Range: 98% Molecular Formula: C9H9NO6S Formula Weight: 259.23

7-Methoxy-2-naphthol, 97%, ACROS Organics™

Chemical Name or Material: 7-Methoxy-2-naphthol CAS: 5060-82-2 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C11H10O2 Formula Weight: 174.2 MDL Number: MFCD00075494

Alfa Aesar™ 2-Bromo-4-chlorophenol, 98+%

Chemical Name or Material: 2-Bromo-4-chlorophenol CAS: 695-96-5 Molecular Formula: C6H4BrClO Formula Weight: 207.46 MDL Number: MFCD00002319 Beilstein: 2042871

Alfa Aesar™ 6-Chloro-2-fluoro-3-methoxyphenylacetic acid, 97%

Chemical Name or Material: 6-Chloro-2-fluoro-3-methoxyphenylacetic acid Molecular Formula: C9H8ClFO3 Formula Weight: 218.61 MDL Number: MFCD09832273

Alfa Aesar™ 2-Benzyloxybenzeneboronic acid, 96%

Chemical Name or Material: 2-Benzyloxybenzeneboronic acid CAS: 190661-29-1 Molecular Formula: C13H13BO3 Formula Weight: 228.06 MDL Number: MFCD01632206 Beilstein: 7813704 Synonym: 2-Benzyloxyphenylboronic acid

HEPES sodium salt, 99%, ACROS Organics™

Chemical Name or Material: HEPES sodium salt Name Note: 99% CAS: 75277-39-3 Assay: ≥98.5% (on anhydrous substance) Assay Percent Range: 99% Molecular Formula: C8H17N2NaO4S Formula Weight: 260.27 MDL Number: MFCD00036463 Synonym: 2-[4-(2-Hydroxyethyl)-1-piperazine]ethanesulfonic acid sodium salt

Alfa Aesar™ (1S,2S)-(+)-1,2-Diaminocyclohexane, 98%

Chemical Name or Material: (1S,2S)-(+)-1,2-Diaminocyclohexane CAS: 21436-03-3 Molecular Formula: C6H14N2 Formula Weight: 114.19 MDL Number: MFCD00062986 UN Number: UN3259 Beilstein: 2801645 Synonym: (1S)-trans-1,2-Cyclohexanediamine; DACH

Alfa Aesar™ trans,trans-1,3-Butadiene-1,4-dicarboxylic acid, 98+%

Chemical Name or Material: trans,trans-1,3-Butadiene-1,4-dicarboxylic acid CAS: 3588-17-8 Molecular Formula: C6H6O4 Formula Weight: 142.11 MDL Number: MFCD00002702 Beilstein: 1722248 Merck Index: 14,6299 Synonym: trans,trans-2,4-Hexadienedioic acid; trans,trans-Muconic acid

N-BOC-4-Piperidinemethanol, 97%, ACROS Organics™

Chemical Name or Material: N-BOC-4-Piperidinemethanol CAS: 123855-51-6 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C11H21NO3 Formula Weight: 215.29 MDL Number: MFCD02094488

Alfa Aesar™ 2-Methyl-2-phenylacetamidoxime, 97%

Chemical Name or Material: 2-Methyl-2-phenylacetamidoxime Formula Weight: 164.2

Alfa Aesar™ 4-Ethoxy-3-(trifluoromethyl)benzyl alcohol, 97%

Chemical Name or Material: 4-Ethoxy-3-(trifluoromethyl)benzyl alcohol Formula Weight: 233.19 MDL Number: MFCD13196581

Alfa Aesar™ 4'-Fluoropropiophenone, 97+%

Chemical Name or Material: 4'-Fluoropropiophenone CAS: 456-03-1 Molecular Formula: C9H9FO Formula Weight: 152.17 MDL Number: MFCD00000356 Beilstein: 1210310

Alfa Aesar™ 4-Chloroaniline hydrochloride, 97%

Chemical Name or Material: 4-Chloroaniline hydrochloride CAS: 20265-96-7 Molecular Formula: C6H6ClN·HCl Formula Weight: 164.03 MDL Number: MFCD00042057 UN Number: UN2018 Beilstein: 3560964

Alfa Aesar™ 2-Iodo-5-nitrotoluene, 98%

Chemical Name or Material: 2-Iodo-5-nitrotoluene CAS: 5326-38-5 Molecular Formula: C7H6INO2 Formula Weight: 263.03 MDL Number: MFCD00051517 Beilstein: 2438587

Alfa Aesar™ Phenol, detached crystals, 99+%

Chemical Name or Material: Phenol CAS: 108-95-2 Name Note: detached crystals Molecular Formula: C6H6O Formula Weight: 94.11 MDL Number: MFCD00002143 UN Number: UN1671 Beilstein: 969616 Merck Index: 14,7241

Alfa Aesar™ Ethyl phenylglyoxylate, 98%

Chemical Name or Material: Ethyl phenylglyoxylate CAS: 1603-79-8 Molecular Formula: C10H10O3 Formula Weight: 178.19 MDL Number: MFCD00009120 Synonym: Ethyl benzoylformate; Phenylglyoxylic acid ethyl ester

Alfa Aesar™ Ammonium trifluoroacetate, 98%

Chemical Name or Material: Ammonium trifluoroacetate CAS: 3336-58-1 Molecular Formula: C2F3H4NO2 Linear Formula: CF3COONH4 Formula Weight: 131.05 MDL Number: MFCD03095537 Synonym: Trifluoroacetic acid ammonium salt

2-(Methylthio)ethanol, 99%, ACROS Organics™

Chemical Name or Material: 2-(Methylthio)ethanol CAS: 5271-38-5 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C3H8OS Linear Formula: CH3SCH2CH2OH Formula Weight: 92.15 MDL Number: MFCD00002908 Synonym: 2-Hydroxyethylemethylesulfide

Alfa Aesar™ 1-Iodo-3-(trimethylsiloxy)benzene, 98%

Chemical Name or Material: 1-Iodo-3-(trimethylsiloxy)benzene Molecular Formula: C9H13IOSi Formula Weight: 292.19 MDL Number: MFCD03788743

Alfa Aesar™ 4-Bromo-3-fluoroanisole, 97%

Chemical Name or Material: 4-Bromo-3-fluoroanisole CAS: 458-50-4 Molecular Formula: C7H6BrFO Formula Weight: 205.03 MDL Number: MFCD01310983 Synonym: 1-Bromo-2-fluoro-4-methoxybenzene

Phenylacetaldehyde, 98%, stabilized, ACROS Organics™

Chemical Name or Material: Phenylacetaldehyde Name Note: 98% CAS: 122-78-1 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C8H8O Linear Formula: C6H5CH2CHO Formula Weight: 120.15 MDL Number: MFCD00006993

2',6'-Dichloroacetophenone, 97%, ACROS Organics™

Chemical Name or Material: 2', 6'-Dichloroacetophenone CAS: 51259 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C8H6Cl2O Formula Weight: 189.04 MDL Number: MFCD00016339

Tris[2-(diphenylphosphino)ethyl]phosphine, 97%, ACROS Organics™

Chemical Name or Material: Tris[2-(diphenylphosphino)ethyl]phosphine Assay Percent Range: 97% Molecular Formula: C42H42P4 Linear Formula: [(C6H5)PCHCH]3P Formula Weight: 670.69 MDL Number: MFCD00010009 Synonym: TETRAPHOS-II

Alfa Aesar™ 3,5-Dihydroxybenzamide, 97%

Chemical Name or Material: 3,5-Dihydroxybenzamide CAS: 3147-62-4 Molecular Formula: C7H7NO3 Formula Weight: 153.14 MDL Number: MFCD00017123 Beilstein: 2690560

Alfa Aesar™ 2,4,5-Trifluorobenzonitrile, 98+%

Chemical Name or Material: 2,4,5-Trifluorobenzonitrile CAS: 98349-22-5 Molecular Formula: C7H2F3N Formula Weight: 157.1 MDL Number: MFCD00013289 UN Number: UN3276 Beilstein: 5427045

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